* {
  box-sizing: border-box;
}

body{
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.square {
  margin-top: -1px;
  margin-right: -1px;
  padding: 0;
  float: left;
  font-size: 24px;
  /* width: 34px;
  height: 34px;
  line-height: 34px; */
  text-align: center;
  background-color: white;
  border: 1px solid #999;
  outline: none;
}

/* .board-row::after {
  clear: both;
  content: "";
  // float只在一行 
  display: table;
} */

.status {
  margin-bottom: 10px;
}

.game-container {
  display: flex;
}

.game-info {
  margin-left: 20px;
}

.game-info li{
    margin-bottom: 1px;
    list-style: none;
}
.game-info button{
    padding: 10px 20px;
    border: none;
    color: white;
    font-size: 1.2em;
    background-color: rgb(7, 107, 73);
    min-width: 200px;
    cursor: pointer;
    transition: background-color 0.5s ease;
}

.game-info button:hover{
    background-color: rgba(55, 197, 150, 0.735);
}


.board-container{
  width: 250px;
	height: 250px;
  display: grid;
  grid-template: repeat(3, 1fr) / repeat(3, 1fr);
  grid-gap: 0;
}